838158 has 16 divisors (see below), whose sum is σ = 1734480. Its totient is φ = 269696.

The previous prime is 838157. The next prime is 838169. The reversal of 838158 is 851838.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (838153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2235 + ... + 2582.

It is an arithmetic number, because the mean of its divisors is an integer number (108405).

2⁸³⁸¹⁵⁸ is an apocalyptic number.

838158 is an abundant number, since it is smaller than the sum of its proper divisors (896322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

838158 is a wasteful number, since it uses less digits than its factorization.

838158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4851.

The product of its digits is 7680, while the sum is 33.

The square root of 838158 is about 915.5096941049. The cubic root of 838158 is about 94.2848609394.

The spelling of 838158 in words is "eight hundred thirty-eight thousand, one hundred fifty-eight".